fix linktitles

src/modules/portal/views/Login.vue

@@ -203,6 +203,7 @@ export default {
   color: #3968d7;
   text-shadow: 0px 7px 4px rgba(77, 124, 196, 0.3);
   text-align: center;
+  letter-spacing: 0.2em;
 }
 
 .login-main {

src/modules/portal/views/home/LinkTitles.vue

@@ -7,7 +7,10 @@
     <el-breadcrumb-item :to="{ path: '/home/overview' }"
       >首页</el-breadcrumb-item
     >
-    <el-breadcrumb-item v-for="item in currentPaths" :key="item">
+    <el-breadcrumb-item
+      v-for="(item, index) in currentPaths"
+      :key="item + index"
+    >
       {{ item }}
     </el-breadcrumb-item>
   </el-breadcrumb>